HEATS 发表于 2010-9-12 14:57:27

钳工装配知识

<P style="LINE-HEIGHT: 140%; TEXT-INDENT: 24.1pt; MARGIN: 0cm 0cm 0pt; mso-layout-grid-align: none" class=MsoNormal><B><SPAN style="LINE-HEIGHT: 140%; FONT-FAMILY: 黑体; FONT-SIZE: 12pt; mso-bidi-font-family: 黑体; mso-ansi-language: ZH-CN">一、装配的概念</SPAN></B><B><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt; mso-fareast-font-family: 黑体" lang=EN-US><?xml:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office" /><o:p></o:p></SPAN></B></P>
<P style="LINE-HEIGHT: 140%; TEXT-INDENT: 24pt; MARGIN: 0cm 0cm 0pt; mso-layout-grid-align: none" class=MsoNormal><SPAN style="LINE-HEIGHT: 140%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-bidi-font-family: 宋体; mso-ansi-language: ZH-CN; mso-hansi-font-family: 'Times New Roman'">任何一台机器设备都是有许多零件所组成,将若干合格的零件按规定的技术要求组合成部件,或将若干个零件和部件组合成机器设备,并经过调整、试验等成为合格产品的工艺过程称为装配。例如一辆自行车有几十个零件组成,前轮和后轮就是部件。</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt" lang=EN-US><o:p></o:p></SPAN></P>
<P style="LINE-HEIGHT: 140%; TEXT-INDENT: 24pt; MARGIN: 0cm 0cm 0pt; mso-layout-grid-align: none" class=MsoNormal><SPAN style="LINE-HEIGHT: 140%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-bidi-font-family: 宋体; mso-ansi-language: ZH-CN; mso-hansi-font-family: 'Times New Roman'">装配是机器制造中的最后一道工序,因此它是保证机器达到各项技术要求的关键。装配工作的好坏,对产品的质量起着重要的作用。</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt" lang=EN-US><o:p></o:p></SPAN></P>
<P style="LINE-HEIGHT: 140%; TEXT-INDENT: 24.1pt; MARGIN: 0cm 0cm 0pt; mso-layout-grid-align: none" class=MsoNormal><B><SPAN style="LINE-HEIGHT: 140%; FONT-FAMILY: 黑体; FONT-SIZE: 12pt; mso-bidi-font-family: 黑体; mso-ansi-language: ZH-CN">二、装配的工艺过程</SPAN></B><B><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt; mso-fareast-font-family: 黑体" lang=EN-US><o:p></o:p></SPAN></B></P>
<P style="LINE-HEIGHT: 140%; TEXT-INDENT: 24pt; MARGIN: 0cm 0cm 0pt; mso-layout-grid-align: none" class=MsoNormal><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt; mso-fareast-font-family: 黑体" lang=EN-US>1.</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-bidi-font-family: 宋体; mso-ansi-language: ZH-CN; mso-hansi-font-family: 'Times New Roman'">装配前的准备工作</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt" lang=EN-US><o:p></o:p></SPAN></P>
<P style="LINE-HEIGHT: 140%; TEXT-INDENT: 24pt; MARGIN: 0cm 0cm 0pt; mso-layout-grid-align: none" class=MsoNormal><SPAN style="LINE-HEIGHT: 140%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-bidi-font-family: 宋体; mso-ansi-language: ZH-CN; mso-hansi-font-family: 'Times New Roman'">(</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt" lang=EN-US>1</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-bidi-font-family: 宋体; mso-ansi-language: ZH-CN; mso-hansi-font-family: 'Times New Roman'">)研究和熟悉装配图的技术条件,了解产品的结构和零件作用,以及相连接关系。</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt" lang=EN-US><o:p></o:p></SPAN></P>
<P style="LINE-HEIGHT: 140%; TEXT-INDENT: 24pt; MARGIN: 0cm 0cm 0pt; mso-layout-grid-align: none" class=MsoNormal><SPAN style="LINE-HEIGHT: 140%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-bidi-font-family: 宋体; mso-ansi-language: ZH-CN; mso-hansi-font-family: 'Times New Roman'">(</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt" lang=EN-US>2</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-bidi-font-family: 宋体; mso-ansi-language: ZH-CN; mso-hansi-font-family: 'Times New Roman'">)确定装配的方法、程序和所需的工具。</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt" lang=EN-US><o:p></o:p></SPAN></P>
<P style="LINE-HEIGHT: 140%; TEXT-INDENT: 24pt; MARGIN: 0cm 0cm 0pt; mso-layout-grid-align: none" class=MsoNormal><SPAN style="LINE-HEIGHT: 140%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-bidi-font-family: 宋体; mso-ansi-language: ZH-CN; mso-hansi-font-family: 'Times New Roman'">(</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt" lang=EN-US>3</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-bidi-font-family: 宋体; mso-ansi-language: ZH-CN; mso-hansi-font-family: 'Times New Roman'">)领取和清洗零件。</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt" lang=EN-US><o:p></o:p></SPAN></P>
<P style="LINE-HEIGHT: 140%; TEXT-INDENT: 24pt; MARGIN: 0cm 0cm 0pt; mso-layout-grid-align: none" class=MsoNormal><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt" lang=EN-US>2.</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-bidi-font-family: 宋体; mso-ansi-language: ZH-CN; mso-hansi-font-family: 'Times New Roman'">装配</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt" lang=EN-US><o:p></o:p></SPAN></P>
<P style="LINE-HEIGHT: 140%; TEXT-INDENT: 24pt; MARGIN: 0cm 0cm 0pt; mso-layout-grid-align: none" class=MsoNormal><SPAN style="LINE-HEIGHT: 140%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-bidi-font-family: 宋体; mso-ansi-language: ZH-CN; mso-hansi-font-family: 'Times New Roman'">装配又有组件装配、部件装配和总装配之分,整个装配过程要按次序进行。</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt" lang=EN-US><o:p></o:p></SPAN></P>
<P style="LINE-HEIGHT: 140%; TEXT-INDENT: 24pt; MARGIN: 0cm 0cm 0pt; mso-layout-grid-align: none" class=MsoNormal><SPAN style="LINE-HEIGHT: 140%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-bidi-font-family: 宋体; mso-ansi-language: ZH-CN; mso-hansi-font-family: 'Times New Roman'">(</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt" lang=EN-US>1</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-bidi-font-family: 宋体; mso-ansi-language: ZH-CN; mso-hansi-font-family: 'Times New Roman'">)组件装配</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt" lang=EN-US><SPAN style="mso-spacerun: yes">&nbsp;&nbsp; </SPAN></SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-bidi-font-family: 宋体; mso-ansi-language: ZH-CN; mso-hansi-font-family: 'Times New Roman'">将若干零件安装在一个基础零件上而构成组件。如减速器中一根传动轴,就由轴、齿轮、键等零件装配而成的组件。</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt" lang=EN-US><o:p></o:p></SPAN></P>
<P style="LINE-HEIGHT: 140%; TEXT-INDENT: 24pt; MARGIN: 0cm 0cm 0pt; mso-layout-grid-align: none" class=MsoNormal><SPAN style="LINE-HEIGHT: 140%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-bidi-font-family: 宋体; mso-ansi-language: ZH-CN; mso-hansi-font-family: 'Times New Roman'">(</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt" lang=EN-US>2</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-bidi-font-family: 宋体; mso-ansi-language: ZH-CN; mso-hansi-font-family: 'Times New Roman'">)部件装配</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt" lang=EN-US><SPAN style="mso-spacerun: yes">&nbsp; </SPAN></SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-bidi-font-family: 宋体; mso-ansi-language: ZH-CN; mso-hansi-font-family: 'Times New Roman'">将若干个零件、组件安装在另一个基础零件上而构成部件(独立机构)。如车床的床头箱、进给箱、尾架等。</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt" lang=EN-US><o:p></o:p></SPAN></P>
<P style="LINE-HEIGHT: 140%; TEXT-INDENT: 24pt; MARGIN: 0cm 0cm 0pt; mso-layout-grid-align: none" class=MsoNormal><SPAN style="LINE-HEIGHT: 140%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-bidi-font-family: 宋体; mso-ansi-language: ZH-CN; mso-hansi-font-family: 'Times New Roman'">(</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt" lang=EN-US>3</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-bidi-font-family: 宋体; mso-ansi-language: ZH-CN; mso-hansi-font-family: 'Times New Roman'">)总装配</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt" lang=EN-US><SPAN style="mso-spacerun: yes">&nbsp; </SPAN></SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-bidi-font-family: 宋体; mso-ansi-language: ZH-CN; mso-hansi-font-family: 'Times New Roman'">将若干个零件、组件、部件组合成整台机器的操作过程称为总装配。例如车床就是把几个箱体等部件、组件、零件组合而成。</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt" lang=EN-US><o:p></o:p></SPAN></P>
<P style="LINE-HEIGHT: 140%; TEXT-INDENT: 24pt; MARGIN: 0cm 0cm 0pt; mso-layout-grid-align: none" class=MsoNormal><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt" lang=EN-US>3.</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-bidi-font-family: 宋体; mso-ansi-language: ZH-CN; mso-hansi-font-family: 'Times New Roman'">装配工作的要求</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt" lang=EN-US><o:p></o:p></SPAN></P>
<P style="LINE-HEIGHT: 140%; TEXT-INDENT: 24pt; MARGIN: 0cm 0cm 0pt; mso-layout-grid-align: none" class=MsoNormal><SPAN style="LINE-HEIGHT: 140%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-bidi-font-family: 宋体; mso-ansi-language: ZH-CN; mso-hansi-font-family: 'Times New Roman'">(</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt" lang=EN-US>1</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-bidi-font-family: 宋体; mso-ansi-language: ZH-CN; mso-hansi-font-family: 'Times New Roman'">)装配时,应检查零件与装配有关的形状和尺寸精度是否合格,检查有无变形、损坏等,并应注意零件上各种标记,防止错装。</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt" lang=EN-US><o:p></o:p></SPAN></P>
<P style="LINE-HEIGHT: 140%; TEXT-INDENT: 24pt; MARGIN: 0cm 0cm 0pt; mso-layout-grid-align: none" class=MsoNormal><SPAN style="LINE-HEIGHT: 140%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-bidi-font-family: 宋体; mso-ansi-language: ZH-CN; mso-hansi-font-family: 'Times New Roman'">(</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt" lang=EN-US>2</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-bidi-font-family: 宋体; mso-ansi-language: ZH-CN; mso-hansi-font-family: 'Times New Roman'">)固定连接的零部件,不允许有间隙。活动的零件,能在正常的间隙下,灵活均匀地按规定方向运动,不应有跳动。</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt" lang=EN-US><o:p></o:p></SPAN></P>
<P style="LINE-HEIGHT: 140%; TEXT-INDENT: 24pt; MARGIN: 0cm 0cm 0pt; mso-layout-grid-align: none" class=MsoNormal><SPAN style="LINE-HEIGHT: 140%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-bidi-font-family: 宋体; mso-ansi-language: ZH-CN; mso-hansi-font-family: 'Times New Roman'">(</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt" lang=EN-US>3</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-bidi-font-family: 宋体; mso-ansi-language: ZH-CN; mso-hansi-font-family: 'Times New Roman'">)各运动部件(或零件)的接触表面,必须保证有足够的润滑、若有油路,必须畅通。</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt" lang=EN-US><o:p></o:p></SPAN></P>
<P style="LINE-HEIGHT: 140%; TEXT-INDENT: 24pt; MARGIN: 0cm 0cm 0pt; mso-layout-grid-align: none" class=MsoNormal><SPAN style="LINE-HEIGHT: 140%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-bidi-font-family: 宋体; mso-ansi-language: ZH-CN; mso-hansi-font-family: 'Times New Roman'">(</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt" lang=EN-US>4</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-bidi-font-family: 宋体; mso-ansi-language: ZH-CN; mso-hansi-font-family: 'Times New Roman'">)各种管道和密封部位,装配后不得有渗漏现象。</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt" lang=EN-US><o:p></o:p></SPAN></P>
<P style="LINE-HEIGHT: 140%; TEXT-INDENT: 24pt; MARGIN: 0cm 0cm 0pt; mso-layout-grid-align: none" class=MsoNormal><SPAN style="LINE-HEIGHT: 140%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-bidi-font-family: 宋体; mso-ansi-language: ZH-CN; mso-hansi-font-family: 'Times New Roman'">(</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt" lang=EN-US>5</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-bidi-font-family: 宋体; mso-ansi-language: ZH-CN; mso-hansi-font-family: 'Times New Roman'">)试车前,应检查个部件连接的可靠性和运动的灵活性,各操纵手柄是否灵活和手柄位置是否在合适的位置;试车前,从低速到高速逐步进行。</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt" lang=EN-US><o:p></o:p></SPAN></P>
<P style="LINE-HEIGHT: 140%; TEXT-INDENT: 24.1pt; MARGIN: 0cm 0cm 0pt; mso-layout-grid-align: none" class=MsoNormal><B><SPAN style="LINE-HEIGHT: 140%; FONT-FAMILY: 黑体; FONT-SIZE: 12pt; mso-bidi-font-family: 黑体; mso-ansi-language: ZH-CN">三、典型组件装配方法</SPAN></B><B><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt; mso-fareast-font-family: 黑体" lang=EN-US><o:p></o:p></SPAN></B></P>
<P style="LINE-HEIGHT: 140%; TEXT-INDENT: 24pt; MARGIN: 0cm 0cm 0pt; mso-layout-grid-align: none" class=MsoNormal><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt; mso-fareast-font-family: 黑体" lang=EN-US>1.</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-bidi-font-family: 宋体; mso-ansi-language: ZH-CN; mso-hansi-font-family: 'Times New Roman'">螺钉、螺母的装配</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt" lang=EN-US><o:p></o:p></SPAN></P>
<P style="LINE-HEIGHT: 140%; TEXT-INDENT: 24pt; MARGIN: 0cm 0cm 0pt; mso-layout-grid-align: none" class=MsoNormal><SPAN style="LINE-HEIGHT: 140%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-bidi-font-family: 宋体; mso-ansi-language: ZH-CN; mso-hansi-font-family: 'Times New Roman'">螺钉、螺母的装配是用螺纹的连接装配,它在机器制造中广泛使用。装拆、更换方便,易于多次装拆等优点。螺钉、螺母装配中的注意事项:</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt" lang=EN-US><o:p></o:p></SPAN></P>
<P style="LINE-HEIGHT: 140%; TEXT-INDENT: 24pt; MARGIN: 0cm 0cm 0pt; mso-layout-grid-align: none" class=MsoNormal><SPAN style="LINE-HEIGHT: 140%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-bidi-font-family: 宋体; mso-ansi-language: ZH-CN; mso-hansi-font-family: 'Times New Roman'">(</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt" lang=EN-US>1</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-bidi-font-family: 宋体; mso-ansi-language: ZH-CN; mso-hansi-font-family: 'Times New Roman'">)螺纹配合应做到用手能自由旋入,过紧会咬坏螺纹,过松则受力后螺纹会断裂。</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt" lang=EN-US><o:p></o:p></SPAN></P>
<P style="LINE-HEIGHT: 140%; TEXT-INDENT: 24pt; MARGIN: 0cm 0cm 0pt; mso-layout-grid-align: none" class=MsoNormal><SPAN style="LINE-HEIGHT: 140%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-bidi-font-family: 宋体; mso-ansi-language: ZH-CN; mso-hansi-font-family: 'Times New Roman'">(</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt" lang=EN-US>2</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-bidi-font-family: 宋体; mso-ansi-language: ZH-CN; mso-hansi-font-family: 'Times New Roman'">)螺母端面应与螺纹轴线垂直,以受力均匀。</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt" lang=EN-US><o:p></o:p></SPAN></P>
<P style="LINE-HEIGHT: 140%; TEXT-INDENT: 24pt; MARGIN: 0cm 0cm 0pt; mso-layout-grid-align: none" class=MsoNormal><SPAN style="LINE-HEIGHT: 140%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-bidi-font-family: 宋体; mso-ansi-language: ZH-CN; mso-hansi-font-family: 'Times New Roman'">(</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt" lang=EN-US>3</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-bidi-font-family: 宋体; mso-ansi-language: ZH-CN; mso-hansi-font-family: 'Times New Roman'">)装配成组螺钉、螺母时,为保证零件贴合面受力均匀,应按一定要求旋紧(如图所示),并且不要一次完全旋紧,应按次序分两次或三次旋紧。</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt" lang=EN-US><o:p></o:p></SPAN></P>
<P style="LINE-HEIGHT: 140%; TEXT-INDENT: 24pt; MARGIN: 0cm 0cm 0pt; mso-layout-grid-align: none" class=MsoNormal><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt" lang=EN-US><SPAN style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </SPAN><SPAN style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN>1<o:p></o:p></SPAN></P>
<P style="LINE-HEIGHT: 140%; TEXT-INDENT: 24pt; MARGIN: 0cm 0cm 0pt; mso-layout-grid-align: none" class=MsoNormal><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt" lang=EN-US><SPAN style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </SPAN>6<SPAN style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </SPAN>3<o:p></o:p></SPAN></P>
<P style="LINE-HEIGHT: 140%; TEXT-INDENT: 24pt; MARGIN: 0cm 0cm 0pt; mso-layout-grid-align: none" class=MsoNormal><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt" lang=EN-US>1<SPAN style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </SPAN>4<SPAN style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </SPAN>5<o:p></o:p></SPAN></P>
<P style="LINE-HEIGHT: 140%; MARGIN: 0cm 0cm 0pt; mso-layout-grid-align: none" class=MsoNormal><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt" lang=EN-US><SPAN style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </SPAN>2<SPAN style="mso-spacerun: yes">&nbsp;&nbsp; </SPAN><o:p></o:p></SPAN></P>
<P style="LINE-HEIGHT: 140%; TEXT-INDENT: 24pt; MARGIN: 0cm 0cm 0pt; mso-layout-grid-align: none" class=MsoNormal><SPAN style="LINE-HEIGHT: 140%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-bidi-font-family: 宋体; mso-ansi-language: ZH-CN; mso-hansi-font-family: 'Times New Roman'">(</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt" lang=EN-US>4</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-bidi-font-family: 宋体; mso-ansi-language: ZH-CN; mso-hansi-font-family: 'Times New Roman'">)对于在变载荷和振动载荷下工作的螺纹连接,必须采用防松保险装置。</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt" lang=EN-US><o:p></o:p></SPAN></P>
<P style="LINE-HEIGHT: 140%; TEXT-INDENT: 24pt; MARGIN: 0cm 0cm 0pt; mso-layout-grid-align: none" class=MsoNormal><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt" lang=EN-US>2.</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-bidi-font-family: 宋体; mso-ansi-language: ZH-CN; mso-hansi-font-family: 'Times New Roman'">滚动轴承的装配</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt" lang=EN-US><o:p></o:p></SPAN></P>
<P style="LINE-HEIGHT: 140%; TEXT-INDENT: 24pt; MARGIN: 0cm 0cm 0pt; mso-layout-grid-align: none" class=MsoNormal><SPAN style="LINE-HEIGHT: 140%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-bidi-font-family: 宋体; mso-ansi-language: ZH-CN; mso-hansi-font-family: 'Times New Roman'">滚动轴承的装配多数为较小的过盈配合,装配时常用手锤或压力机压装。轴承装配到轴上时,应通过垫套施力于内圈端面上;轴承装配到机体孔内时,则应施力于外圈端面上;若同时压到轴上和机体孔中时,则内外圈端面应同时加压。</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt" lang=EN-US><o:p></o:p></SPAN></P>
<P style="LINE-HEIGHT: 140%; TEXT-INDENT: 24pt; MARGIN: 0cm 0cm 0pt; mso-layout-grid-align: none" class=MsoNormal><SPAN style="LINE-HEIGHT: 140%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-bidi-font-family: 宋体; mso-ansi-language: ZH-CN; mso-hansi-font-family: 'Times New Roman'">如果没有专用垫套时,也可用手锤、铜棒沿着轴承端面四周对称均匀地敲入,用力不能太大。</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt" lang=EN-US><o:p></o:p></SPAN></P>
<P style="LINE-HEIGHT: 140%; TEXT-INDENT: 24pt; MARGIN: 0cm 0cm 0pt; mso-layout-grid-align: none" class=MsoNormal><SPAN style="LINE-HEIGHT: 140%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-bidi-font-family: 宋体; mso-ansi-language: ZH-CN; mso-hansi-font-family: 'Times New Roman'">如果轴承与轴是较大过盈配合时,可将轴承吊放到</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt" lang=EN-US>80</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-bidi-font-family: 宋体; mso-ansi-language: ZH-CN; mso-hansi-font-family: 'Times New Roman'">~</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt" lang=EN-US>90</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-bidi-font-family: 宋体; mso-ansi-language: ZH-CN; mso-hansi-font-family: 'Times New Roman'">℃的热油中加热,然后趁热装配。</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt" lang=EN-US><o:p></o:p></SPAN></P>
<P style="LINE-HEIGHT: 140%; TEXT-INDENT: 24.1pt; MARGIN: 0cm 0cm 0pt; mso-layout-grid-align: none" class=MsoNormal><B><SPAN style="LINE-HEIGHT: 140%; FONT-FAMILY: 黑体; FONT-SIZE: 12pt; mso-bidi-font-family: 黑体; mso-ansi-language: ZH-CN">四、拆卸工作的要求</SPAN></B><B><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt; mso-fareast-font-family: 黑体" lang=EN-US><o:p></o:p></SPAN></B></P>
<P style="LINE-HEIGHT: 140%; TEXT-INDENT: 24pt; MARGIN: 0cm 0cm 0pt; mso-layout-grid-align: none" class=MsoNormal><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt; mso-fareast-font-family: 黑体" lang=EN-US>1.</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-bidi-font-family: 宋体; mso-ansi-language: ZH-CN; mso-hansi-font-family: 'Times New Roman'">机器拆卸工作,应按其结构的不同,预先考虑操作顺序,以免先后倒置,或贪图省事猛拆猛敲,造成零件的损伤或变形。</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt" lang=EN-US><o:p></o:p></SPAN></P>
<P style="LINE-HEIGHT: 140%; TEXT-INDENT: 24pt; MARGIN: 0cm 0cm 0pt; mso-layout-grid-align: none" class=MsoNormal><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt" lang=EN-US>2.</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-bidi-font-family: 宋体; mso-ansi-language: ZH-CN; mso-hansi-font-family: 'Times New Roman'">拆卸的顺序,应与装配的顺序相反。</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt" lang=EN-US><o:p></o:p></SPAN></P>
<P style="LINE-HEIGHT: 140%; TEXT-INDENT: 24pt; MARGIN: 0cm 0cm 0pt; mso-layout-grid-align: none" class=MsoNormal><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt" lang=EN-US>3.</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-bidi-font-family: 宋体; mso-ansi-language: ZH-CN; mso-hansi-font-family: 'Times New Roman'">拆卸时,使用的工具必须保证对合格零件不会发生损伤,严禁用手锤直接在零件的工作表面上敲击。</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt" lang=EN-US><o:p></o:p></SPAN></P>
<P style="LINE-HEIGHT: 140%; TEXT-INDENT: 24pt; MARGIN: 0cm 0cm 0pt; mso-layout-grid-align: none" class=MsoNormal><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt" lang=EN-US>4.</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-bidi-font-family: 宋体; mso-ansi-language: ZH-CN; mso-hansi-font-family: 'Times New Roman'">拆卸时,零件的旋松方向必须辨别清楚。</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt" lang=EN-US><o:p></o:p></SPAN></P>
<P style="LINE-HEIGHT: 140%; TEXT-INDENT: 24pt; MARGIN: 0cm 0cm 0pt; mso-layout-grid-align: none" class=MsoNormal><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt" lang=EN-US>5.</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-bidi-font-family: 宋体; mso-ansi-language: ZH-CN; mso-hansi-font-family: 'Times New Roman'">拆下的零部件必须有次序、有规则地放好,并按原来结构套在一起,配合件上做记号,以免搞乱。对丝杠、长轴类零件必须将其吊起,防止变形。</SPAN><SPAN style="LINE-HEIGHT: 140%; FONT-SIZE: 12pt" lang=EN-US><o:p></o:p></SPAN></P>
               

K振 发表于 2011-6-28 20:41:29

学学学学学学

xieyu20110518 发表于 2011-6-28 21:25:33

谢谢了!这几天刚好在练装配......

听下雨了 发表于 2011-8-2 17:40:44

{:1_1:}{:1_1:}{:1_1:}

夜雨潇潇 发表于 2011-8-2 18:04:14

学习了…………

长岛 发表于 2012-6-12 11:35:57

说的很好我也是一个搞装配调试维修的很好啊{:soso_e100:}
页: [1]
查看完整版本: 钳工装配知识

中国磨床技术论坛
论 坛 声 明 郑重声明:本论坛属技术交流,非盈利性论坛。本论坛言论纯属发表者个人意见,与“中国磨削技术论坛”立场无关。 涉及政治言论一律删除,请所有会员注意.论坛资源由会员从网上收集整理所得,版权属于原作者. 论坛所有资源是进行学习和科研测试之用,请在下载后24小时删除, 本站出于学习和科研的目的进行交流和讨论,如有侵犯原作者的版权, 请来信告知,我们将立即做出整改,并给予相应的答复,谢谢合作!

中国磨削网